Pith Number

pith:RD23GDYO

pith:2012:RD23GDYOZK6NRYJCV3WBYSAPXH

not attested not anchored not stored refs pending

Evidence for a clumpy, rotating gas disk in a submillimeter galaxy at z=4

C. L. Carilli, D. A. Riechers, E. Daddi, F. Walter, Jacqueline A. Hodge, L. Lentati, W. J. G. de Blok

arxiv:1209.2418 v1 · 2012-09-11 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RD23GDYOZK6NRYJCV3WBYSAPXH}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:54:30.305083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88f5b30f0ecabcd8e122aeec1c480fb9d82e887344e97f71c3ce0eb99988e2a8

Aliases

arxiv: 1209.2418 · arxiv_version: 1209.2418v1 · doi: 10.48550/arxiv.1209.2418 · pith_short_12: RD23GDYOZK6N · pith_short_16: RD23GDYOZK6NRYJC · pith_short_8: RD23GDYO

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/RD23GDYOZK6NRYJCV3WBYSAPXH \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 88f5b30f0ecabcd8e122aeec1c480fb9d82e887344e97f71c3ce0eb99988e2a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b22f2ca0476c6f1590cd880a18ee2fddecf4de9bdbeb45b24535cec8fc03cab9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-11T20:00:04Z",
    "title_canon_sha256": "129c041f4f0f4bff8aa4a55cbf348236061845a3c3ab96d4022df5f5e3f0c6af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2418",
    "kind": "arxiv",
    "version": 1
  }
}